Learn how comparing aggression in chimpanzees and bonobos challenges the long-held belief that chimpanzees are the more violent of our closest ape relatives.

A new study of chimpanzee and bonobo groups at zoos reveals similar levels of aggression. However, scientists found stark sex-based differences between the species.

The stereotype of violent chimpanzees and peaceful bonobos may be wrong, according to new research comparing aggression in both apes.

Chimpanzees share more than 98% of human DNA, and decades of field research across Africa show their societies can be intensely violent. Long-term studies at sites like Gombe and Kibale document ...

By Will Dunham WASHINGTON, March 13 (Reuters) - Bonobos for years have had the reputation of being the cool hippies of the ...

Historically considered a more peaceful species than their chimpanzee cousins, bonobos are actually just as aggressive -- but target their ire most often at males, according to a study published ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of ...

Chimpanzees and bonobos are two closely related species of great apes and share much of their DNA with humans. Though they appear similar, they differ significantly in behavior, social structure, and ...

Renowned primatologist Jane Goodall’s decades of research into the lives of wild chimpanzees radically changed our understanding of these intelligent apes, humans’ closest relatives. Photograph by ...